From b76c18d6f1f4fbb62df37e6cd6b2537b377aca9c Mon Sep 17 00:00:00 2001
From: Quentin Le Sceller <q.lesceller@gmail.com>
Date: Fri, 3 May 2019 11:24:49 -0400
Subject: [PATCH] Do not crash on empty terminal

---
 controller/src/display.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/controller/src/display.rs b/controller/src/display.rs
index c8944960..94a29404 100644
--- a/controller/src/display.rs
+++ b/controller/src/display.rs
@@ -35,6 +35,10 @@ pub fn outputs(
 		account, cur_height
 	);
 	println!();
+	if term::stdout().is_none() {
+		println!("Could not open terminal");
+		return Ok(());
+	}
 	let mut t = term::stdout().unwrap();
 	t.fg(term::color::MAGENTA).unwrap();
 	writeln!(t, "{}", title).unwrap();
@@ -132,6 +136,10 @@ pub fn txs(
 		account, cur_height
 	);
 	println!();
+	if term::stdout().is_none() {
+		println!("Could not open terminal");
+		return Ok(());
+	}
 	let mut t = term::stdout().unwrap();
 	t.fg(term::color::MAGENTA).unwrap();
 	writeln!(t, "{}", title).unwrap();
@@ -409,6 +417,10 @@ pub fn accounts(acct_mappings: Vec<AcctPathMapping>) {
 pub fn tx_messages(tx: &TxLogEntry, dark_background_color_scheme: bool) -> Result<(), Error> {
 	let title = format!("Transaction Messages - Transaction '{}'", tx.id,);
 	println!();
+	if term::stdout().is_none() {
+		println!("Could not open terminal");
+		return Ok(());
+	}
 	let mut t = term::stdout().unwrap();
 	t.fg(term::color::MAGENTA).unwrap();
 	writeln!(t, "{}", title).unwrap();